This suggests that initial verification can be done through a provider of choice. However, every re-use of the token goes through k-ID at miniscule cost for the customer per check, supposedly made possible by volume. (There is no cost to the user.) The token system, which conforms with ISO/IEC 27001:2022, is built on standards established by the FIDO Alliance and the World Wide Web Consortium (W3C), and effectively functions like a passkey for age verification. The initiative targets new youth protection rules emerging in Australia, Brazil and the EU.
Source: www.biometricupdate.com